ALK and neoplasm: In the subgroup of patients with EGFR and ALK wild-type tumors who had PD-L1 stained ≥ 50% of tumor cells (205 patients), the OS was 20.2 months with Atezolizumab, and 13.1 months with chemotherapy, according to the U.S. Food & Drug Administration approval and recent publication in the New England Journal of Medicine [107,108].